Hi Kathy,
I know a fantastic audiologist called Josephine Marriage who works for CHEARS near Royston, Hertfordshire. Not sure if that would close enough.
Chear Shepreth
30 Fowlmere Road, Shepreth, Royston, Herts SG8 6QS
Email: info@chears.co.uk
Tel: 01763 263333
Regards,
Eleanor Harris